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31/50 (62%) saavutuksista avattu:
Henkilökohtaiset saavutukset
 

Brownian Motion

Pass the toilet paper to the Scientist in need.
Avattu 5.5.2015 klo 10.07

Caffeine Extraction

Perform surgical caffeine extraction from 20 vending machines.
Avattu 5.5.2015 klo 10.27

Calculated Trajectory

Kill 10 airborne Headcrabs using the Shotgun.
Avattu 7.5.2015 klo 12.28

Centripetal Attraction

Kill 20 Enemies with the Hivehand.
Avattu 12.5.2015 klo 12.47

Convection Refinement

Ruin the microwave casserole.
Avattu 5.5.2015 klo 10.07

Dead Reckoning

Kill an Assassin with the .357 Magnum.
Avattu 10.5.2015 klo 12.06

Digital Wizardry

Kill 10 enemies with a reprogrammed Sentry.
Avattu 12.5.2015 klo 13.17

Ethically Questionable

Conduct all of the questionable research experiments.
Avattu 18.1.2020 klo 11.20

Futile Resistance

Kill 10 Enemies with Snarks.
Avattu 19.1.2020 klo 8.19

Gray Matter Propulsion

Headshot 20 Enemies with the .357 Magnum.
Avattu 6.5.2015 klo 11.03

Hyper Saturation Conundrum

Drown in Lambda Core's coolant.
Avattu 13.5.2015 klo 10.22

Inflammatory Actions

Kill a Headcrab using fire.
Avattu 17.1.2020 klo 12.38

Kinetic Repulsion

Kill a Marine with their own Grenade.
Avattu 6.5.2015 klo 11.00

Mega Hertz

Kill 5 Enemies with one Grenade.
Avattu 12.5.2015 klo 12.48

Nuclear Fishin'

Kill an Ichthyosaur with either the Tau or Gluon.
Avattu 12.5.2015 klo 11.30

Permeable Infrastructure

Use the alternate path in Office Complex.
Avattu 6.5.2015 klo 10.24

Premature Expulsion

Use an entire clip of Gluon ammo in one continuous shot.
Avattu 13.5.2015 klo 10.18

Prophylactic Suggested

Get overtaken by a Headcrab's ample anterior.
Avattu 1.1.2016 klo 10.49

Proverbial Tinkerer

Interfere with the alarm and laptop in Anomalous Materials.
Avattu 20.5.2015 klo 14.01

Quantum Capacitance

Overcharge it anyway.
Avattu 11.5.2015 klo 11.48

Rare Specimen

Send the Hidden Hat to Xen.
Avattu 20.1.2020 klo 11.03

Remote Detonation

Kill a Barnacle with a Satchel.
Avattu 13.5.2015 klo 10.30

Resonance Procrastinator

Refuse to insert the specimen into the Anti-Mass Spectrometer.
Avattu 6.6.2015 klo 6.28

Unified Coupling Theorum

Help the Barnacle and Headcrab find true love.
Avattu 18.1.2020 klo 4.18

Universal Gravitation

Get killed by your own Snarks.
Avattu 12.5.2015 klo 11.33

One Step Ahead

Kill 10 Enemies with Tripmines​​.
Avattu 6.5.2021 klo 9.40

Stealth Technology

Escape the Hangar in Surface Tension without alerting the Soldiers.
Avattu 8.5.2021 klo 5.21

Our Brains And Your Brawn

Assemble all the possible Scientists and Guards at the end of Office Complex.
Avattu 23.3.2021 klo 14.02

Less Than Desirable Consequences

Die in the AMS Beam before starting the experiment.
Avattu 22.3.2021 klo 12.47

Orbital Trajectory

Skip the opening Xen island with a secret jump.​
Avattu 21.3.2020 klo 5.22

Well-Done

Cook a Grenade for too long.
Avattu 23.3.2021 klo 13.26



Prolific Popper

Kill all Protozoans in the Borderworld.

PhD in Pacifism

Don't kill any Vortigaunts in the Borderworld.

Doctor’s Signature

Deliver the finishing blow to Gonarch with your Crowbar.

Gonad Glider

Get whacked into oblivion in the ledge fight.

Post-Mortem Interval

Find each member of the missing research teams.

Laser Immunization

Complete Interloper without taking any laser damage.

Black Mesa Decathlon Winner

Escape the Gargantua’s Lair without taking any damage from Gargantuas.

Anti-Matter Over Mind

Kill a Controller without killing any of its mind-controlled Vortigaunt slaves.

Specimen GG

Take out all three Healing Crystals in Nihilanth’s Chamber at the same time​.

Late for Work

Defeat Nihilanth in under 4 minutes.​

Limitless Potential

Accept G-Man’s offer of employment.

Rather an Anticlimax

Decline G-Man’s offer of employment.
+7

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